无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

單項(xiàng)選擇題

Air in the fuel lines of a diesel engine can cause （）

A.ignition failure
B.oxygen corrosion of the fuel lines
C.the pistons to seize
D.blue smoke

你可能感興趣的試題

單項(xiàng)選擇題

The condensers located in various stages of a flash evaporator are cooled by（）

A.distillate
B.seawater
C.brine
D.air

單項(xiàng)選擇題

Air in the fuel lines to the fuel injection nozzles of a diesel engine will cause the engine to （）

A.burn excessive amounts of lube oil
B.overheat without smoking
C.operate with reduce power or stop
D.run away without load

<pre id="lzldb"><acronym id="lzldb"></acronym></pre>

<em id="lzldb"></em>